Ignition control for motor vehicles



March 21, 1939. M. GOLDEN 2,151,639

IGNITION CONTROL FOR MOTOR VEHICLES Filed June 23, 1958 ATTORNEY.

atented Mr. 21,

UNITED STATES PATENT OFFICE IGNITION CONTROL FOR MOTOR VEHICLES Max K. Golden, Detroit, Mich.

Application June 23, 1938, Serial No. 215,490

/ 3 Claims. (Cl. 123-1465) My invention relates to a control and recordcauses a current to pass through the circuit 8, ing device for automotive trucks, and contemenergizing the magnet l and breaking the ignition plates an improved apparatus which shall obviate circuit 5,"as shown in Figure 2. When the driver danger from iire in case of accident and which is seated in position his body interrupts the ray shall prevent the running 01' the engine when the of light from the lamp l4 to the cell It, and the 5 driver is absent and shall record the number of current in the circuit 8 ceases and the arm 4 times he has left his seat. rises into contact with the post 45, thereby com- I secure this object by the means shown in the pleting the ignition circuit 5 and actuating the accompanying drawing in which: ratchet wheel ID, to record an additional number 10- Figure 1 is a side elevation of an automotiv by the counter 9. n truck, partly in sectionz-with apparatus em- The entire mechanism will be automatically bodying my invention thereon. disconnected when the ignition of the car is Figure 2 is a detail of the magnetic control turned'ofi by the ignition key 5a of the car in the switch and recording apparatus, on an enlarged conventional way. scale. The above described apparatus is a safe, posi- 15 Figure 3 is a detail elevation partly in section tive and convenient method of turning off the of the actuating mechani m f r th recording ignition of the car so that the motor will not run device or counter, taken from the position indiwhen the car is without a driver, thus saving fuel ca ed by the arrows on line 3-4 of Figure 2. and wean-and in case of accident with the Figure 4: is a diagram of the electric apparatus driver thrown from his seat, the ignition circuit 20 and currents. will be broken so that the gasoline may not be ig- Referring now to the reference numerals upon nited. the drawing: The number of times the driver has left his N meral I indicates a truck body and 2 the truck will be automatically recorded, thus effectiront seat therein. Numeral 3 indicates a control ing a check on his services in that particular. box, or casing for the mechanism. Numeral 5 What I claim is: indicates the primarycircuit oi the ignition sys- 1. The combination in an automobile having a tem. Numeral 4 indicates a switch arm, pivoted seat for the driver, and an ignition circuit; a cirat 4a, and normally held in contact with the post cult adapted to break said ignition circuit when 45, by a spring 6, to complete the ignition circuit energized, a cell in the last named circuit; and a 30 5. Numeral I is a magnet interposed in circuit lamp adapted to project any of light across the 8, including the car battery l5. space to be occupied by the driver into said cell to I Numeral 9 is a mechanical counter having a energize the last named circuit.

ratchet wheel III, on its operating shaft. 2. The combination in an automobile having a Numeral ll isa pawl pivoted at l2 to the switch seat for the driver, and an ignition circuit; a 2

arm 4, and at its free end provided with a hook mechanical counter; a circuit adapted to break held in contact with the periphery of the wheel said ignition circuit and to actuate said counter, ID, by a spring IS. The parts being so arranged when energized; a cell in the last named circuit; that at every oscillationoi the arm 4, the wheel and a lamp adapted to project a ray of light It) will be turned one notch, and the next eo eacross the space to be occupied by the driver into utive number at the counter will be displayed said-cell, to energize the last named circuit and Numeral l4 denotes an electric lamp energized to operate Said counten by circuit from the car battery 3. The combination in an automobile having a meral It indicates a photoelectric cell of seleseat for the driver, and an ignition circuit; a

nium, or other suitable type interposed in the electric 01m wt 8. The lamp is located at the mechanical counter, a magnetic switch, having a left hand side 01 the automotive truck, or automovable adapted to make and ,break said mobile, Just back of the front seat, the photoeleccircuit by the movement of said ratchet trlc cell is mounted on the right side of the windadapted to actuate said counter pawl shield post or other suitable Place The p H upon said arm, adapted to actuate said ratchet is so formed and located as to project a ray across Wheel; circuit through the magnet of said 0 t space occupied by the drlver when in position switch, including a photoelectric cell; and a lamp to drive the truck, and against the cell It. adapted to pr j ct a ray of l h a r the spa The operation of the above described device is to be ccupied byi h driv r nto said cell to enas follows: ergize the last namedcircuit and break the ig- 56 when the front seat is unoccupied the ray of nition circuit.

light from the lamp I 4 falls upon the cell l6 and MAX K. GOLDEN. 

